Cooler box



FIG. 1 is a top, front left side perspective view of a cooler box showing my new design;

FIG. 2 is a rear, bottom side perspective view thereof;

FIG. 3 is an exploded perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view of the lid portion shown separately for clarity of illustration;

FIG. 8 is a top plan view of the bottom portion shown separately for clarity of illustration; and

FIG. 9 is a cross-sectional view thereof taken along line 9--9 of FIG. 4. 

The ornamental design for a cooler box, as shown and described. 